//
//  UILabel+Extension.swift
//  Sina
//
//  Created by 王杰 on 15/11/13.
//  Copyright © 2015年 王杰. All rights reserved.
//

import UIKit

extension UILabel{
    convenience init(title:String,size:CGFloat,color:UIColor,margin: CGFloat = 0){
    self.init()
        text = title
        textAlignment = .Center
        font = UIFont.systemFontOfSize(size)
        textColor = color
        numberOfLines = 0
        if margin != 0 {
            preferredMaxLayoutWidth = screenW - 2 * margin
            textAlignment = .Left
        }
        sizeToFit()
    }


}